Home / 3,550.60-5,328.42-1,242.12

Finding the Fourth Proportional to 3,550.60, 5,328.42 and 1,242.12

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Solution

The fourth proportional to 3,550.60, 5,328.42 and 1,242.12 is: 1,864.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550.60 : 5,328.42 = 1,242.12 : x
  2. Step 2: Convert to fraction form
    3,550.60/5,328.42 = 1,242.12/x
  3. Step 3: Cross multiply
    3,550.60x = 5,328.42 × 1,242.12
  4. Step 4: Simplify right side
    3,550.60x = 6,618,537.05
  5. Step 5: Solve for x
    x = 6,618,537.05/3,550.60
  6. Step 6: Final answer
    x = 1,864.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.